(19)
(11) EP 1 773 723 A2

(12)

(88) Date of publication A3:
22.06.2006

(43) Date of publication:
18.04.2007 Bulletin 2007/16

(21) Application number: 05793889.6

(22) Date of filing: 19.07.2005
(51) International Patent Classification (IPC): 
C02F 1/78(2006.01)
(86) International application number:
PCT/US2005/025478
(87) International publication number:
WO 2006/020262 (23.02.2006 Gazette 2006/08)
(84) Designated Contracting States:
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC NL PL PT RO SE SI SK TR

(30) Priority: 20.07.2004 US 895015
06.06.2005 US 145871

(71) Applicant: Kerfoot, William
Falmouth, Massachusetts 02540 (US)

(72) Inventor:
  • Kerfoot, William
    Falmouth, Massachusetts 02540 (US)

(74) Representative: Charig, Raymond Julian 
Eric Potter Clarkson LLP Park View House 58 The Ropewalk
Nottingham NG1 5DD
Nottingham NG1 5DD (GB)

   


(54) SUPEROXIDANT POISER FOR GROUNDWATER AND SOIL TREATMENT WITH IN-SITU OXIDATION-REDUCTION AND ACIDITY-BASICITY ADJUSTMENT